Q1.
The deadline for submitting the application has been ______ to next Friday.
A. extended
B. extending
C. extension
D. extend
Q2.
Employees are required to wear ID badges ______ they enter the building.
A. whenever
B. although
C. unless
D. because
Q3.
The marketing team discussed several ______ to improve brand awareness.
A. strategies
B. strategy
C. strategic
D. strategically
Q4.
Please review the attached document ______ submitting your final report.
A. after
B. before
C. during
D. since
Q5.
The conference room is available ______ 2:00 p.m. to 4:00 p.m.
A. since
B. between
C. from
D. during
Q6.
Ms. Clark was promoted ______ her outstanding performance last year.
A. because
B. because of
C. although
D. despite
Q7.
The software update will allow users to work more ______.
A. efficiency
B. efficient
C. efficiently
D. efficiencies
Q8.
All visitors must sign in at the reception desk ______ arrival.
A. at
B. on
C. in
D. for
Q9.
The report provides a ______ overview of the company’s financial status.
A. clearly
B. clarity
C. clear
D. clearing
Q10.
The training session was postponed ______ the instructor was ill.
A. despite
B. although
C. because
D. due
✅ Answers・詳しい解説・目安スコア
Q1 → A（extended）
🎯 目安スコア：600点
👉 has been + 過去分詞
「期限が延長された」。
Q2 → A（whenever）
🎯 目安スコア：650点
👉 whenever = 「〜するたびに」
TOEICでよく出る時間・条件接続詞。
Q3 → A（strategies）
🎯 目安スコア：550点
👉 several + 複数名詞。
Q4 → B（before）
🎯 目安スコア：500点
👉 提出する前に確認する、自然な流れ。
Q5 → C（from）
🎯 目安スコア：500点
👉 from A to B の定型表現。
Q6 → B（because of）
🎯 目安スコア：600点
👉 because of + 名詞
outstanding performance。
Q7 → C（efficiently）
🎯 目安スコア：600点
👉 work を修飾 → 副詞。
Q8 → B（on）
🎯 目安スコア：550点
👉 on arrival = 到着時
TOEIC頻出表現。
Q9 → C（clear）
🎯 目安スコア：500点
👉 overview を修飾する形容詞。
Q10 → C（because）
🎯 目安スコア：550点
👉 because + SV
due は because of で使う。
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